:root {
            --primary-color: #4a148c;
            --secondary-color: #ff6f00;
            --accent-color: #f9a825;
            --text-dark: #2d2d2d;
            --text-light: #555;
            --bg-light: #f8f9fa;
            --bg-section: #ffffff;
            --border-color: #e0e0e0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --radius: 8px;
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--bg-light);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul {
            list-style: none;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .main-header {
            background-color: var(--bg-section);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary-color);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary-color);
        }
        .logo span {
            color: var(--secondary-color);
        }
        .main-nav ul {
            display: flex;
            gap: 30px;
        }
        .nav-link {
            font-weight: 600;
            padding: 8px 5px;
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary-color);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--secondary-color);
            transition: var(--transition);
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--primary-color);
        }
        .breadcrumb {
            background-color: #f0f0f0;
            padding: 12px 0;
            margin-bottom: 30px;
        }
        .breadcrumb-list {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .breadcrumb-item:not(:last-child)::after {
            content: '>';
            color: var(--text-light);
        }
        .hero {
            background: linear-gradient(135deg, var(--primary-color) 0%, #7b1fa2 100%);
            color: white;
            padding: 60px 0;
            text-align: center;
            margin-bottom: 40px;
            border-radius: var(--radius);
        }
        .hero h1 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            line-height: 1.3;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .search-container {
            max-width: 700px;
            margin: 30px auto 40px;
            background: var(--bg-section);
            padding: 25px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid var(--border-color);
            border-radius: var(--radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .search-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-btn:hover {
            background-color: #3a0d6b;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .main-content {
            background-color: var(--bg-section);
            padding: 40px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background-color: var(--bg-section);
            padding: 25px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.3rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--secondary-color);
            color: var(--primary-color);
        }
        h1, h2, h3, h4 {
            color: var(--primary-color);
            margin-bottom: 20px;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.5rem;
        }
        h2 {
            font-size: 2rem;
            margin-top: 40px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
        }
        h3 {
            font-size: 1.5rem;
            margin-top: 30px;
            color: var(--secondary-color);
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .highlight {
            background-color: #fff8e1;
            padding: 25px;
            border-left: 5px solid var(--accent-color);
            margin: 25px 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .code-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .code-item {
            background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
            padding: 20px;
            border-radius: var(--radius);
            border: 2px dashed var(--border-color);
            text-align: center;
            transition: var(--transition);
        }
        .code-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            border-color: var(--secondary-color);
        }
        .code {
            font-family: monospace;
            font-size: 1.4rem;
            font-weight: bold;
            color: var(--primary-color);
            margin: 10px 0;
            background-color: white;
            padding: 10px;
            border-radius: 5px;
            border: 1px solid var(--border-color);
        }
        .reward {
            color: var(--secondary-color);
            font-weight: 600;
            margin-top: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: var(--radius);
            margin: 30px 0;
            box-shadow: var(--shadow);
        }
        .btn {
            display: inline-block;
            background-color: var(--secondary-color);
            color: white;
            padding: 12px 25px;
            border-radius: var(--radius);
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background-color: #e65c00;
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(255, 111, 0, 0.2);
        }
        .btn-primary {
            background-color: var(--primary-color);
        }
        .btn-primary:hover {
            background-color: #3a0d6b;
        }
        .rating-container {
            background-color: var(--bg-section);
            padding: 30px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 40px 0;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-top: 20px;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: var(--accent-color);
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-input, .form-textarea {
            padding: 15px;
            border: 2px solid var(--border-color);
            border-radius: var(--radius);
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .footer-links {
            background-color: #2d2d2d;
            padding: 40px 0;
            margin-top: 60px;
        }
        .web-link-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 15px;
            margin-bottom: 30px;
        }
        .web-link {
            background-color: rgba(255,255,255,0.05);
            padding: 15px;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .web-link a {
            color: #ddd;
            display: block;
        }
        .web-link a:hover {
            color: var(--secondary-color);
        }
        .main-footer {
            background-color: #1a1a1a;
            color: #aaa;
            padding: 40px 0;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }
        .copyright {
            font-size: 0.9rem;
            opacity: 0.8;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav ul {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background-color: var(--bg-section);
                flex-direction: column;
                align-items: center;
                padding-top: 40px;
                gap: 30px;
                transition: var(--transition);
                z-index: 999;
            }
            .main-nav.active ul {
                left: 0;
            }
            .hamburger {
                display: block;
            }
            .search-form {
                flex-direction: column;
            }
            .search-btn {
                justify-content: center;
                padding: 15px;
            }
            .code-list {
                grid-template-columns: 1fr;
            }
            .main-content {
                padding: 25px;
            }
        }
        @media (max-width: 480px) {
            .hero {
                padding: 40px 0;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .container {
                padding: 0 15px;
            }
        }